Deploy vSAN Witness Host

You deploy the vSAN witness host for a stretched cluster at a site which is isolated from the existing availability zones to prevent propagation of failure or outage in the data center.
Download the vSAN witness host virtual appliance
.ova
file.
  1. In a web browser, log in to vCenter Server at
    https://
    vcenter_server_fqdn
    /ui
    .
  2. Select
    Menu
    Hosts and Clusters
    .
  3. In the inventory panel, expand
    vCenter Server
    Datacenter
    .
  4. Right-click the cluster and select
    Deploy OVF template
    .
  5. On the
    Select an OVF template
    page, select
    Local file
    , click
    Upload files
    , browse to the location of the vSAN witness host
    OVA
    file, and click
    Next
    .
  6. On the
    Select a name and folder
    page, enter a name for the virtual machine and click
    Next
    .
  7. On the
    Select a compute resource
    page, click
    Next
    .
  8. On the
    Review details
    page, review the settings and click
    Next
    .
  9. On the
    License agreements
    page, accept the license agreement and click
    Next
    .
  10. On the
    Configuration
    page, select
    Medium
    and click
    Next
    .
  11. On the
    Select storage
    page, select a datastore and click
    Next.
  12. On the
    Select networks
    page, select a portgroup for the witness and management network, and click
    Next
    .
  13. On the
    Customize template
    page, enter the root password for the witness and click
    Next
    .
  14. On the
    Ready to complete
    page, click
    Finish
    and wait for the process to complete.
  15. Power on the vSAN witness host.
    1. In the inventory panel, navigate to
      vCenter Server
      Datacenter
      Cluster
      .
    2. Right-click the vSAN witness host and from the
      Actions
      menu, select
      Power
      Power on
      .